Best Secure Email Providers in 2026
Updated
28ranked
0free plans on this page
€0.83/molowest paid tier
10 Oct 2026last checked
Input list Secure Email Providers 3 channels on this page · 15 of 24 spec lines stated by the makers
Ch Tool Free planPaid fromEnd-to-end encryptionCustom domainMailbox storageEmail aliasesEncrypted calendarMail protocol support Spec sheet Score
26 Soverin Free planNoPaid fromEnd-to-end encryptionYesCustom domainYesMailbox storage25 GBEmail aliasesEncrypted calendarMail protocol supportimap smtp 5/8spec lines stated 6.6
27 Runbox Free planNoPaid fromEnd-to-end encryptionYesCustom domainYesMailbox storage2 GBEmail aliases100 aliasesEncrypted calendarMail protocol supportimap smtp 6/8spec lines stated 6.5
28 Secure-Email.org Free planNoPaid fromEnd-to-end encryptionYesCustom domainMailbox storage0.5 GBEmail aliases10 aliasesEncrypted calendarMail protocol support 4/8spec lines stated 6.2
Compare all 3 in a table
| # | Tool | Score | Free plan | From | Free plan | Paid from | End-to-end encryption | Custom domain |
|---|---|---|---|---|---|---|---|---|
| 26 | Soverin | 6.6 | No | €0.83/mo | No | Yes | Yes | |
| 27 | Runbox | 6.5 | No | €1.66/mo | No | Yes | Yes | |
| 28 | Secure-Email.org | 6.2 | No | €4.17/mo | No | Yes |
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